Heptachlor, 1000µg/ml in Hexane, 1ml Back Catalog number: 79022 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71784 N-Phenyl-N’-isopropyl-p-phenylenediamine Price on request 2946.9-100-IO Fenitrothion-d6 (O,O-dimethyl-d6), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 203645-59-4 Price on request 93577 n-Propylamine Price on request